34
foam bricks
Skip itA concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Avg price
Incredible$30.76avg listing price — sweet spot $15–$100
Review moat
Great207avg incumbent reviews — the moat a new listing must climb
Price range
Great$7.26–$86.89cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Great1.7%return rate — above 6% kills the launch gate
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Conversion
Okay2.2%search→purchase rate — share of searches ending in a sale
Growth
Bad-4.8%90-day search growth — must beat 0% to launch
Market size
Bad$42K$42K/yr · 63K searches
Competition
Bad100%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand